[  126.809743] iperf3[17647]: segfault at 5ebd00000000 ip 00005ebd00000000 sp 00007fffd0fecb70 error 14 likely on CPU 0 (core 0, socket 0)
[  126.809756] iperf3[17638]: segfault at 52d000000000 ip 000052d000000000 sp 00007ffd4b76a5a0 error 14
[  126.809854] Code: Unable to access opcode bytes at 0x5ebcffffffd6.
[  126.809855]  likely on CPU 1 (core 1, socket 0)
[  126.810007] Code: Unable to access opcode bytes at 0x52cfffffffd6.
[  126.810062] iperf3[17692]: segfault at 508800000000 ip 0000508800000000 sp 00007ffef5635e10 error 14 likely on CPU 2 (core 2, socket 0)
[  126.810179] Code: Unable to access opcode bytes at 0x5087ffffffd6.
[  126.810258] iperf3[17657]: segfault at 5a7d00000000 ip 00005a7d00000000 sp 00007ffee7767150 error 14 likely on CPU 2 (core 2, socket 0)
[  126.810374] Code: Unable to access opcode bytes at 0x5a7cffffffd6.